Group differences in percentage of mothers who meet breastfeeding and complementary feeding recommendations and percentage of mothers who introduce sugar sweetened beverages over time as assessed by the Child Feeding Assessment.

Safety of a single high-dose of oral cholecalciferol to treat a vitamin D deficiency in children with Cystic Fibrosis - treatment will be considered to be safe if the serum calcium level does not exceed 14 mg/dL.

Efficacy of a single high-dose of oral cholecalciferol in treating children with a vitamin D insufficiency/deficiency in children with Cystic Fibrosis

Feasibility of undertaking a large scale randomized trial

30

All

36 Months to 18 Years (Child, Adult)

NCT02613884

128487

November 2016

December 2019

December 2020

November 25, 2015

February 19, 2018

Johns Hopkins All Children's HospitalSaint Petersburg, Florida, United States

† Study has passed its completion date and status has not been verified in more than two years.